Retresco GmbH
Grünberger Straße 44a
10245 Berlin

Fon +49 (0)30 60 98 39 600
Fax +49 (0)30 60 98 39 608

E-Mail: kontakt[at]

Managing director authorised to represent the company

Johannes Sommer

Registry court

Amtsgericht Berlin-Charlottenburg

Registry number

HRB 117049 B

Sales tax identification number according to §27a Umsatzsteuergesetz


Responsible for content according to §55 para. 2 RStV

Johannes Sommer (Anschrift wie oben)


The content, compilation, structure and presentation of Retresco's websites are protected by copyright.

The reproduction and distribution of information or data (text, images, graphics, sound, video or animation files) is prohibited without the prior written consent of Retresco GmbH. This also applies to the reproduction and distribution of extracts.

Links may contain links. Despite careful control of the content, we assume no liability for the content of external links. The operators of the linked pages are solely responsible for their content.

Image credits

Photo of the management: © Nicole Schurr,